Face mask



FIG. 1 is a perspective view of a face mask showing my new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a back view thereof; and,

FIG. 6 is a top view thereof.

The broken lines in FIGS. 1-6 are for environmental purposes only and donot form any part of the claimed design.

All surfaces not shown form no part of the claimed design.

CLAIM The ornamental design for a face mask, as shown and described.